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Finding the Fourth Proportional to 270,595.92, 405,889.66 and 93,104.48

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Solution

The fourth proportional to 270,595.92, 405,889.66 and 93,104.48 is: 139,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,595.92 : 405,889.66 = 93,104.48 : x
  2. Step 2: Convert to fraction form
    270,595.92/405,889.66 = 93,104.48/x
  3. Step 3: Cross multiply
    270,595.92x = 405,889.66 × 93,104.48
  4. Step 4: Simplify right side
    270,595.92x = 37,790,145,731.68
  5. Step 5: Solve for x
    x = 37,790,145,731.68/270,595.92
  6. Step 6: Final answer
    x = 139,655.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.